@charset "utf-8";
* {
	margin: 0;
	padding: 0;}
#dd {
	background-position: top;
	background-color: #FFC;
}
#as {
	background-color: #ccc;
	height: 200px;
	width: 500px;
	margin: 0px auto;
}
#as .ds {
	margin: 0px auto;
}